12122110221102 has 80 divisors (see below), whose sum is σ = 31063144920192. Its totient is φ = 3461197346640.

The previous prime is 12122110221097. The next prime is 12122110221131. The reversal of 12122110221102 is 20112201122121.

12122110221102 is a `hidden beast` number, since 121 + 221 + 1 + 0 + 221 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1754928 + ... + 5227235.

Almost surely, 2^{12122110221102} is an apocalyptic number.

12122110221102 is an abundant number, since it is smaller than the sum of its proper divisors (18941034699090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12122110221102 is a wasteful number, since it uses less digits than its factorization.

12122110221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6983715 (or 6983706 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 12122110221102 its reverse (20112201122121), we get a palindrome (32234311343223).

The spelling of 12122110221102 in words is "twelve trillion, one hundred twenty-two billion, one hundred ten million, two hundred twenty-one thousand, one hundred two".